This implements the mac80211 flush callback to let mac80211
flush the hardware queues when it deems appropriate.
Signed-off-by: Luis R. Rodriguez <lrodriguez@xxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/main.c | 19 +++++++++++++++++++
1 files changed, 19 insertions(+), 0 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 4c0831f..46a6543 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -2031,6 +2031,24 @@ static void ath9k_set_coverage_class(struct ieee80211_hw *hw, u8 coverage_class)
mutex_unlock(&sc->mutex);
}
+static void ath9k_flush(struct ieee80211_hw *hw, bool drop)
+{
+ struct ath_wiphy *aphy = hw->priv;
+ struct ath_softc *sc = aphy->sc;
+
+ mutex_lock(&sc->mutex);
+
+ if ((sc->sc_flags & SC_OP_INVALID))
+ goto out;
+
+ ath9k_ps_wakeup(sc);
+ ath_drain_all_txq(sc, !drop);
+ ath9k_ps_restore(sc);
+
+out:
+ mutex_unlock(&sc->mutex);
+}
+
struct ieee80211_ops ath9k_ops = {
.tx = ath9k_tx,
.start = ath9k_start,
@@ -2053,4 +2071,5 @@ struct ieee80211_ops ath9k_ops = {
.sw_scan_complete = ath9k_sw_scan_complete,
.rfkill_poll = ath9k_rfkill_poll_state,
.set_coverage_class = ath9k_set_coverage_class,
+ .flush = ath9k_flush,
};
--
1.7.0.4
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